6.9-stable review patch. If anyone has any objections, please let me know.
------------------
From: Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx>
[ Upstream commit 30f747b8d53bc73555f268d0f48f56174fa5bf10 ]
Reinit PHY after cable test, otherwise link can't be established on
tested port. This issue is reproducible on LAN9372 switches with
integrated 100BaseT1 PHYs.
Fixes: 788050256c411 ("net: phy: microchip_t1: add cable test support for lan87xx phy")
Signed-off-by: Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx>
Reviewed-by: Andrew Lunn <andrew@xxxxxxx>
Reviewed-by: Michal Kubiak <michal.kubiak@xxxxxxxxx>
Reviewed-by: Florian Fainelli <florian.fainelli@xxxxxxxxxxxx>
Link: https://patch.msgid.link/20240705084954.83048-1-o.rempel@xxxxxxxxxxxxxx
Signed-off-by: Jakub Kicinski <kuba@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/net/phy/microchip_t1.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/phy/microchip_t1.c b/drivers/net/phy/microchip_t1.c
index a838b61cd844b..a35528497a576 100644
--- a/drivers/net/phy/microchip_t1.c
+++ b/drivers/net/phy/microchip_t1.c
@@ -748,7 +748,7 @@ static int lan87xx_cable_test_report(struct phy_device *phydev)
ethnl_cable_test_result(phydev, ETHTOOL_A_CABLE_PAIR_A,
lan87xx_cable_test_report_trans(detect));
- return 0;
+ return phy_init_hw(phydev);
}
static int lan87xx_cable_test_get_status(struct phy_device *phydev,
--
2.43.0
